Compilare: main.cpp: In function 'int main()': main.cpp:44:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for(i = 0; i < edges[nod_minim].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:72:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for(i = 0; i < edges[nod_minim].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:100:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 100 | for(i = 0; i < edges[nod_minim].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:133:19: warning: 'nodf' may be used uninitialized in this function [-Wmaybe-uninitialized] 133 | while(tB[aux].first != -1) | ~~~~~~~~^~~~~